Wasabi (Japanese ワサビ, わさび or 山葵; Eutrema japonicum or Wasabia japonica) or Japanese horseradish is a plant of the family
The plant grows naturally along
Due to issues that limit the Japanese wasabi plant's mass cultivation and thus increase its price and decrease availability outside Japan, the western horseradish plant is generally used in place of the Japanese horseradish. This version is commonly referred to as "western wasabi" in Japan.
In some high-end restaurants, the paste is prepared when the customer orders, and is made using a grater to grate the stem; once the paste is prepared, it loses flavor in 15 minutes if left uncovered. In
Fresh wasabi leaves can be eaten raw, having the spicy flavor of wasabi stems, but a common side effect is
Wasabi crop growing on Japan's